3 Ninjas is a series of films that was based on the adventures of 3 ninjas who are trained by their Japanese grandfather.

3 Ninjas

Three brothers named Rocky, Colt, and Tum Tum want to become ninjas. Each summer, they visit their grandfather Mori Shintaro. After a confrontation between the boys' father Sam Douglas, who works for the FBI, and Hugo Snyder, the 3 ninjas returns home. Snyder plan to kidnap the boys with the help from his employee Mr.Brown's nephew Fester, and his friends, Hammer, and Marcus. The boys were in home when the three intruders show up, but the brothers decide to use their ninja skills to chase them out of the house. When they finished the job, Brown and Rushmore appear and they easily capture the trio. Mori just heard the news and decides to save them from Snyder. After a battle between Mori and Snyder, Sam appears and shot Snyder in the arm and shows up with the FBI.

3 Ninjas Kick Back

During a championship baseball game, Rocky, Colt and Tum Tum , have to decide to go to Japan to help their grandfather Mori Shintaro or stay for the baseball game but they knew they had to take the dagger to him. When Koga gets the dagger and sword he tries to open the cave of gold.After that Koga and Mori become friends and Miyo gets the dagger

3 Ninjas Knuckle Up

In this movie Rocky, Colt and Tum Tum must battle an evil wealthy toxic waste dumper in order to save a local Indian tribe and their friend Jo. The 3 Ninjas must help find Jo's father and find a secret disk that contains evidence that could stop the toxic landfill that is destroying the Indian community. However the town is owned by the rich man and he controls the police and even the mayor. They must fight a motorcycle gang and renegade cowboys in this non-stop ninja adventure.

3 Ninjas: High Noon at Mega Mountain

Three young boys, Rocky, Colt and Tum Tum together with their neighbor friend, computer whiz Amanda are visiting Mega Mountain amusement park when it is invaded by an army of ninjas at the park at the time the ninjas appeared, have to break Medusa's vicious plans.